give ans in 2 sentence
1. What is sheep breeding?
2.How many types of fibers we obtained from animals?
3. How wool is obtained?
4.What do you mean by word moulting?
5.What is raw silk and spun silk?
6. What is cocoon?
7.How can we weave cloth?
Answers
Answer:
1. What is sheep breeding?
Rearing and breeding of sheep
This process of selecting parents in order to obtain good quality wool in their offspring is termed as selective breeding. The sheep are taken out for grazing. They are also fed on a mixture of pulses, corn, jowar, oil cakes and minerals to ensure good yield of wool
2.How many types of fibers we obtained from animals? ,
Fibres which we get from animals are wool, fur, hair, silk. Animal Fibres are used in the world of manufacturing industries. Wool is mainly brought out from the hairs of sheep and goats as like Angora Goats, Kashmiri Goats, etc. Silk are mainly made out from the cocoon of silkworms
3. How wool is obtained?
Sheep hair is sheared off from the body, scoured, sorted, dried, dyed, spun and woven to yield wool. Silkworms are caterpillars of silk moth. During their life cycle, the worms spin cocoons of silk fibres. Silk fibres are made of a protein.
4.What do you mean by word moulting?
to shed hair, feathers, shell, horns, or an outer layer periodically Birds molt once or twice a year.
5.What is raw silk and spun silk?
The difference between raw silk and spun silk are-: Raw silk is silk containing a gummy substance called sericin. Some of the sericin is removed by boiling the silk in soap and water. Spun silk is made from short lengths obtained from damaged cocoons or broken off during processing, twisted together to make yarn.
6. What is cocoon?
A cocoon is a silky web spun around the larvae of many insects. Caterpillars emerge from their cocoons as beautiful butterflies. The word cocoon can also refer to a form a self-protection for humans. For some people, their house is a cocoon, a cozy retreat from which they can escape the world.
7.How can we weave cloth?
loom is a device used to weave cloth and tapestry. The basic purpose of any loom is to hold the warp threads under tension to facilitate the interweaving of the weft threads.
Explanation: